Base | Representation |
---|---|
bin | 11010011110011… |
… | …11111000011111 |
3 | 120110220220022211 |
4 | 31033033320133 |
5 | 423324213043 |
6 | 34012221251 |
7 | 5334553564 |
oct | 1517177037 |
9 | 513826284 |
10 | 222101023 |
11 | 104408871 |
12 | 6246a827 |
13 | 37024b31 |
14 | 216d686b |
15 | 14772a9d |
hex | d3cfe1f |
222101023 has 2 divisors, whose sum is σ = 222101024. Its totient is φ = 222101022.
The previous prime is 222101017. The next prime is 222101057. The reversal of 222101023 is 320101222.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 222101023 - 213 = 222092831 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 222100994 and 222101012.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (222101003) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111050511 + 111050512.
It is an arithmetic number, because the mean of its divisors is an integer number (111050512).
Almost surely, 2222101023 is an apocalyptic number.
222101023 is a deficient number, since it is larger than the sum of its proper divisors (1).
222101023 is an equidigital number, since it uses as much as digits as its factorization.
222101023 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 48, while the sum is 13.
The square root of 222101023 is about 14903.0541500727. The cubic root of 222101023 is about 605.5967274509.
Adding to 222101023 its reverse (320101222), we get a palindrome (542202245).
The spelling of 222101023 in words is "two hundred twenty-two million, one hundred one thousand, twenty-three".
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